Step-by-step explanation:
9x - 2x = 8 + 5
7x = 13
x =13÷7
x = 1.8571
approximately = 1.86
I think this is it
The number that is not irrational is
. The correct option is the second option 
<h3>
Irrational numbers </h3>
From the question, we are to determine which of the given options is not irrational
Irrational numbers are the set of real numbers that cannot be expressed in the form of a fraction, p/q, where p and q are integers.
is a repeating decimal and it can be expressed as a fraction

∴
is not an irrational number. It is a rational number
The other options cannot the expressed as a fraction.
Hence, the number that is not irrational is
. The correct option is the second option 
Learn more on Irrational numbers here: brainly.com/question/11919233
#SPJ1
Answer:
It is linear in the amount of books being added, and it is exponential is the total amount of books.
Step-by-step explanation:
Hope this helps! have a great day!
This one above lol ,......................m